Results 11 to 20 of about 2,971,475 (254)

Catalytic DNA Nanocranes for Controlled Protein Modification in Cell Lysate [PDF]

open access: yes, 2023
This paper describes the development and performance of catalytic crane-like DNA nanostructures for the controlled modification of wild-type proteins.
Jordi, Keijzer, Bauke, Albada
core   +2 more sources

Oxidative coupling for facile, stable carbon modification with DNA and proteins [PDF]

open access: yes, 2022
Modification of electrodes with biomolecules is an essential first step for the development of biosensors. Conventionally, gold electrodes are used because of their ease of modification with thiolated biomolecules.
Amruta, Karbelkar   +4 more
core   +2 more sources

5hmC modification regulates R-loop accumulation in response to stress

open access: yesFrontiers in Psychiatry, 2023
R-loop, an RNA-DNA hybrid structure, arises as a transcriptional by-product and has been implicated in DNA damage and genomic instability when excessive R-loop is accumulated. Although previous study demonstrated that R-loop is associated with ten-eleven
Xingyun Xu   +9 more
doaj   +1 more source

Genetic Modification of Sodalis Species by DNA Transduction

open access: yesmSphere, 2021
A large number of economically important insects maintain intimate associations with maternally inherited endosymbiotic bacteria. Due to the inherent nature of these associations, insect endosymbionts cannot be usually isolated in pure culture or ...
Chelsea M. Keller   +4 more
doaj   +1 more source

Allele-Specific PCR for PIK3CA Mutation Detection Using Phosphoryl Guanidine Modified Primers

open access: yesDiagnostics, 2023
Phosphoryl guanidine (PG) is the novel uncharged modification of internucleotide phosphates of oligonucleotides. Incorporating PG modification into PCR primers leads to increased discrimination between wild-type and mutated DNA, providing extraordinary ...
Alexey S. Chubarov   +5 more
doaj   +1 more source

Alleviation of C⋅C Mismatches in DNA by the Escherichia coli Fpg Protein

open access: yesFrontiers in Microbiology, 2021
DNA polymerase III mis-insertion may, where not corrected by its 3′→ 5′ exonuclease or the mismatch repair (MMR) function, result in all possible non-cognate base pairs in DNA generating base substitutions.
Almaz Nigatu Tesfahun   +10 more
doaj   +1 more source

Enhanced transformation efficiency of recalcitrant Bacillus cereus and Bacillus weihenstephanensis isolates upon in vitro methylation of plasmid DNA [PDF]

open access: yes, 2008
Digestion patterns of chromosomal DNAs of Bacillus cereus and Bacillus weihenstephanensis strains suggest that Sau3AI-type restriction modification systems are widely present among the isolates tested.
Abee, T.   +5 more
core   +1 more source

The extremophile Picrophilus torridus carries a DNA adenine methylase M.PtoI that is part of a Type I restriction-modification system

open access: yesFrontiers in Microbiology, 2023
DNA methylation events mediated by orphan methyltransferases modulate various cellular processes like replication, repair and transcription. Bacteria and archaea also harbor DNA methyltransferases that are part of restriction-modification systems, which ...
Pallavi Gulati   +3 more
doaj   +1 more source

DNA methylation assessed by SMRT sequencing is linked to mutations in Neisseria meningitidis isolates [PDF]

open access: yes, 2015
The Gram-negative bacterium Neisseria meningitidis features extensive genetic variability. To present, proposed virulence genotypes are also detected in isolates from asymptomatic carriers, indicating more complex mechanisms underlying variable ...
Gerd Pluschke   +26 more
core   +1 more source

Structural and mutagenic analysis of the RM controller protein C.Esp1396I [PDF]

open access: yes, 2014
Bacterial restriction-modification (RM) systems are comprised of two complementary enzymatic activities that prevent the establishment of foreign DNA in a bacterial cell: DNA methylation and DNA restriction.
Martin, Richard N. A.   +8 more
core   +2 more sources

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